Alert archive / New Jersey / Special Weather Statements in 2010

Special Weather Statement, NWS Philadelphia/Mount Holly

July 14, 2010Mercer County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at Jul 14, 2010, 7:58 PM EDT for Mercer County, New Jersey. It was in force for 62 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jul 14, 2010, 7:58 PM EDT (23:58 UTC)
Expired: Jul 14, 2010, 9:00 PM EDT
In force: 62 min
Issued by: NWS Philadelphia/Mount Holly

County Mercer County, NJ

The radar

The Philadelphia radar (KDIX), 53 km from the middle of the area, began a volume at 00:01 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 12.0 hours before the alert went out and 122 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1134 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 539 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 65 m²/s²
0-3 km storm-relative helicity: 81 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Philadelphia/Mount Holly wrote its last area forecast discussion before this special weather statement went out at Jul 14, 7:05 PM EDT, 53 minutes earlier.

Area forecast discussion, Jul 14, 7:05 PM EDT, 53 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Jul 14, 6:59 PM EDT, 59 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

In the hours before

Local storm report, Jul 14, 2:39 PM EDT, 5 hours 19 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
239 PM EDT WED JUL 14 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0230 PM     FLASH FLOOD      NORWOOD                 39.89N 75.30W
07/14/2010                   DELAWARE           PA   EMERGENCY MNGR

            STREET FLOODING REPORTED IN NORWOOD, PROSPECT PARK,
            TINICUM TOWNSHIP, AND CHESTER CITY. FLOODING REPORTED TO
            BE 4 FEET DEEP IN SOME AREAS.

&&

KLINE

Local storm report, Jul 14, 3:09 PM EDT, 4 hours 49 minutes before

PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
309 PM EDT WED JUL 14 2010

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0230 PM     FLASH FLOOD      NORWOOD                 39.89N 75.30W
07/14/2010                   DELAWARE           PA   EMERGENCY MNGR

            STREET FLOODING REPORTED IN NORWOOD, PROSPECT PARK,
            TINICUM TOWNSHIP, AND CHESTER CITY. FLOODING REPORTED TO
            BE 4 FEET DEEP IN SOME AREAS.

0250 PM     FLASH FLOOD      1 W ELSMERE             39.74N 75.61W
07/14/2010                   NEW CASTLE         DE   COUNTY OFFICIAL

            EVACUATIONS DUE TO FLASH FLOODING IN PRICES CORNER,
            INCLUDING A FEW BUSINESSES AND A DAYCARE.

&&

KLINE

Local storm report, Jul 14, 4:31 PM EDT, 3 hours 27 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Jul 14, 4:43 PM EDT, 3 hours 15 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Jul 14, 5:31 PM EDT, 2 hours 27 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, Jul 14, 7:58 PM EDT, 0 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 13, 8:19 PM EDT	Special Weather Statement	PHI	Mercer	71 min
Jul 13, 11:08 PM EDT	Special Weather Statement	PHI	Cumberland, Salem	62 min
Jul 13, 11:37 PM EDT	Special Weather Statement	PHI	Cape May	53 min
Jul 13, 11:43 PM EDT	Special Weather Statement	PHI	Camden	62 min
Jul 14, 12:08 AM EDT	Special Weather Statement	PHI	Atlantic, Cape May	67 min
Jul 14, 2:40 AM EDT	Areal Flood Advisory	PHI	Cumberland, Gloucester, Salem	3 hr
Jul 14, 3:21 AM EDT	Special Marine Warning	PHI		39 min
Jul 14, 3:27 AM EDT	Areal Flood Advisory	PHI	Warren	3 hr
Jul 14, 3:37 AM EDT	Small Craft Advisory for Hazardous Seas	PHI		16 hr
Jul 14, 3:46 AM EDT	Flash Flood Warning	PHI	Burlington, Camden, Gloucester	3 hr
Jul 14, 3:49 AM EDT	Special Weather Statement	PHI	Morris	56 min
Jul 14, 3:59 AM EDT	Areal Flood Advisory	PHI	Mercer	3 hr
Jul 14, 4:08 AM EDT	Special Marine Warning	PHI		67 min
Jul 14, 4:10 AM EDT	Special Weather Statement	PHI	Atlantic, Burlington, Camden, Cumberland, Gloucester, Salem	65 min
Jul 14, 4:51 AM EDT	Special Weather Statement	PHI	Ocean	54 min
Jul 14, 5:26 AM EDT	Special Weather Statement	PHI	Ocean	64 min
Jul 14, 6:06 AM EDT	Areal Flood Advisory	PHI	Sussex, Warren	4 hr
Jul 14, 10:15 AM EDT	Flash Flood Watch	PHI	Burlington, Camden, Gloucester, Hunterdon, Mercer, Middlesex and 4 more	9 hr
Jul 14, 10:26 AM EDT	Areal Flood Advisory	PHI	Morris, Somerset	3 hr
Jul 14, 10:56 AM EDT	Areal Flood Advisory	PHI	Hunterdon, Morris, Somerset, Sussex, Warren	4 hr
Jul 14, 12:47 PM EDT	Areal Flood Advisory	PHI	Atlantic, Camden, Cape May, Cumberland, Gloucester, Salem	3 hr
Jul 14, 1:35 PM EDT	Areal Flood Advisory	PHI	Burlington, Camden, Gloucester	115 min
Jul 14, 2:11 PM EDT	Flash Flood Warning	PHI	Burlington, Camden, Gloucester, Salem	109 min
Jul 14, 2:36 PM EDT	Areal Flood Advisory	PHI	Atlantic, Burlington, Camden, Mercer, Middlesex, Monmouth and 2 more	3 hr
Jul 14, 3:12 PM EDT	Flash Flood Warning	PHI	Burlington, Mercer, Monmouth, Ocean	63 min
Jul 14, 4:03 PM EDT	Areal Flood Warning	PHI	Burlington, Camden, Gloucester, Salem	79 min
Jul 14, 1:29 AM EDT	Areal Flood Advisory	PHI	Berks	3 hr
Jul 14, 1:44 AM EDT	Special Weather Statement	PHI	Chester	61 min
Jul 14, 2:32 AM EDT	Flash Flood Warning	PHI	Chester	3 hr
Jul 14, 2:52 AM EDT	Flash Flood Warning	PHI	Delaware	3 hr
Jul 14, 3:52 AM EDT	Special Weather Statement	PHI	Carbon	53 min
Jul 14, 3:58 AM EDT	Areal Flood Advisory	PHI	Bucks, Montgomery	3 hr
Jul 14, 10:04 AM EDT	Areal Flood Advisory	PHI	Berks	3 hr
Jul 14, 11:11 AM EDT	Flash Flood Warning	PHI	Berks	3 hr
Jul 14, 12:52 PM EDT	Areal Flood Advisory	PHI	Chester, Delaware	3 hr
Jul 13, 9:21 PM EDT	Severe Thunderstorm Warning	PHI	Kent, Queen Anne's, Talbot	64 min
Jul 13, 9:41 PM EDT	Severe Thunderstorm Warning	PHI	Caroline, Queen Anne's, Talbot	64 min
Jul 13, 9:52 PM EDT	Special Weather Statement	PHI	Cecil	68 min
Jul 14, 1:07 AM EDT	Special Weather Statement	PHI	Talbot	83 min
Jul 14, 2:58 AM EDT	Special Weather Statement	PHI	Caroline, Kent, Queen Anne's	62 min
Jul 13, 10:22 PM EDT	Special Weather Statement	PHI	Kent, Sussex	63 min

Nearby

Special Weather Statements in New Jersey, 2010 Every special weather statement in 2010

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.